Luis Felix Blanco Lugo (November 20, 1921 – October 28, 1973) was a judge who served as an associate justice on the Supreme Court of Puerto Rico from 1961 until 1970.
Born in Fajardo, Puerto Rico, Lugo completed his baccalaureate at the University of Puerto Rico in 1939 and began studying law at the University of Puerto Rico School of Law from 1939 to 1942.
He was the editor of Revista Jurídica (Law Review) during the academic year 1940-1941 and in his last year at the Faculty of Law 1941-1942 he held the chair of Chancellor of the Alpha Chapter of the Phi Eta Mu Fraternity. After obtaining his law degree, Lugo was a legal official for Chief Justice of the Puerto Rico Supreme Court Emilio del Toro Cuebas and Associate Justice A. Cecil Snyder.
In 1961 he was appointed Associate Justice of the Supreme Court of Puerto Rico by Governor Luis Muñoz Marín.
He died on October 28, 1973, in San Juan, Puerto Rico, at age 51.